External Painting of 250 KL Transmix Tank and associated piping at NRPL Bathinda.

External Painting of 250 KL Transmix Tan

Supply and application of paint on tank external surfaces, sprinklerline, foam line, etc. (all the areas mentioned above for surface preparation are considered in this line item). scope of work of the contractor includes supply of paint,tools & tackles,labours,alle quipments etc. Painting system shall be as follows: FIRST COAT: surface tolerant epoxy primer (greater than 80% solid by vol.) minim um125 micron per coat x 2 coats 2nd coat: acrylic isocyanate aliphatic Polyurethane coat (50% min. solid by vol.) with coat 50 micro ns DFT (min) byspray application (Gloss retention minimum 80 % under 1000 hours of QUVA. Colour will be as per Site.

Surface preparation of Roof & Shell Area includes complete roof, windgirder with handrails/supports, shell, primary wind girder and 1.8 mfrom top of shell inside, sprinkler rings, Tank shell, secondary windgirder, shell nozzles, etc. The scope of work of the cont ractor includessupply of paint, tools & tackcles,laburs, all equipments etc. Surface preparation using using hand tool cleaning incl uding removal of oil, grease and other contaminants by solvent cleaning followed by removal of defective paint, loose mill scale, lo ose rust, loose paint, weld flux,slag from the metallic surfaces, by hand chipping, hand brushing, handscrappers/chisels, steel wool s, final cleaning with High pressure (10000 PSI ) low TDS fresh soft water jet cleaning including water supplyand drying with compre ssed air as per the specifications and directionsof Site Engineer. Prepared surface shall conform to WJ-4 as per NACE no.5/SSPC SP-1 2 standards.

Reflective radium sticker letter printing and apply in background stickering including pasting and fixing with supply of all manpowe r, equipments, tools, tackles, consumables, non-consumables, scaffolding (separate SOR item) working at any height etc. as per instr uction of EIC/ Site Engineer to complete work in all respects.

Reflective radium sticker printing (background sticker) and apply including pasting and fixing with supply of all manpower, equipmen ts, tools, tackles, consumables, non-consumables, scaffolding (separate SOR item) working at any height etc. as per instruction of E IC/ Site Engineer to complete work in all respects.

Lettering with black Japan paint of approved brand and manufacture. [Note: Unit "EA" shall mean "PER LETTER PER CM HEIGHT"].

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M. S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connect ion with the building etc wherever required for inspection of work at required locations with essential safety features for the work men etc. complete as per directions and approval of the Engineer-in-Charge. The elevational area of the scaffolding shall be measure d for payment purpose. The payment will be made once irrespective of duration of scaffolding. [Note: This item to be used for mainte nance work judicially, necessary deduction for scaffolding in the existing item to be done]

Providing and fixing Scaffolding net of required width made of high density Polyethylene UV stabilized knitted on warp knitting mach ines having density 100 gm/sqm and shading coefficient minimum 75% around the construction site/ for vertical extension as per requi rement including fastening/ tying with building/ scaffolding pipes or with any other fixtures etc. complete as per directions of the Engineer-in-Charge. [Note: One time payment shall be made for providing Scaffolding net from start of work till completion of work including shifting if any. The Scaffolding net shall be the property of the Contractor on completion of the work].

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